Seiko Cal. 7177 - 931

This Spring Drive model from 1986 features a 38mm Hardlex-Coated Steel case. Powered by the 7177 caliber with 29j jewels beating at 36,000 bph, it delivers a 66 hours power reserve. [seikata-wm-973f66b57180]

Also known as: Silverwave

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

13.6mm

Lug Width

22mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

180m

Dial Color

Burgundy

Jewels

29j

Frequency

36,000 bph

Power Reserve

66 hours

Year

1986

Related Models

• Seiko 5223-316
• Seiko 7034-460
• Seiko 6641-566
• Seiko 5284-561
• Seiko 6241-826
• Seiko 6167-434
• Seiko 7021-452
• Seiko 3872-951
• Seiko 0762-286
• Seiko 4429-582
• Seiko 0745-340
• Seiko 3838-525